SIOUX FALLS, S.D. (AP) - Drought conditions have worsened in South Dakota over the week but remained relatively stable in North Dakota.

The latest U.S. Drought Monitor map shows 63 percent of South Dakota in the worst two categories of drought, extreme and exceptional. That is up more than 8 percent from last week. All of the state is in some form of drought.

About 91 percent of North Dakota is in drought, unchanged over the week. The state has no areas in extreme or exceptional drought, and the amount of land in severe drought increased only 3 percent over the week.